Cyber Resilience

CVE-2024-38104

High

Published: 09 July 2024

Published
09 July 2024
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0675 91.5th percentile
Risk Priority 22 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-38104 is a high-severity Untrusted Pointer Dereference (CWE-822) vulnerability in Microsoft Windows Server 2008. Its CVSS base score is 8.8 (High).

Operationally, ranked in the top 8.5% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

Deeper analysis

The vulnerability is a remote code execution flaw in the Windows Fax Service, tracked as CVE-2024-38104 with a CVSS score of 8.8. It affects the fax component in supported Windows operating systems and is associated with weaknesses in improper input validation and out-of-bounds memory access.

An attacker with low-privileged network access can exploit the issue without user interaction to achieve arbitrary code execution, resulting in full confidentiality, integrity, and availability impact on the target system. The attack vector is rated as remotely exploitable over the network with low attack complexity.

Microsoft Security Response Center advisories for this CVE detail available security updates that address the vulnerability through patching of the affected fax service components. Organizations are advised to apply the updates according to their standard deployment processes to eliminate the exposure.

EPSS scores for the CVE reached a peak of 0.0913 before settling at the current value of 0.0675, indicating modest post-disclosure interest without evidence of widespread exploitation.

EU & UK References

Vulnerability details

Windows Fax Service Remote Code Execution Vulnerability

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

microsoft
windows 10 1507
≤ 10.0.10240.20710
microsoft
windows 10 1607
≤ 10.0.14393.7159
microsoft
windows 10 1809
≤ 10.0.17763.6054
microsoft
windows 10 21h2
≤ 10.0.19044.4651
microsoft
windows 10 22h2
≤ 10.0.19045.4651
microsoft
windows 11 21h2
≤ 10.0.22000.3079
microsoft
windows 11 22h2
≤ 10.0.22621.3880
microsoft
windows 11 23h2
≤ 10.0.22631.3880
microsoft
windows server 2008
all versions, r2
microsoft
windows server 2012
all versions, r2
+4 more product configuration(s) — see NVD for full list

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-119

Ongoing control assessments and code testing (static/dynamic analysis, fuzzing) surface memory buffer restriction failures, which are then remediated before release.

addresses: CWE-119

Managed runtimes used by platform-independent applications (e.g., JVM, CLR) enforce memory safety, preventing most buffer overflows that require direct memory manipulation.

addresses: CWE-119

Memory protections (e.g., W^X, ASLR) make exploitation of buffer-boundary violations far harder to turn into code execution.

addresses: CWE-119

Detects exploitation attempts that produce memory corruption, crashes, or anomalous behavior.

References